$def with (body)
<!doctype html>
<html>


   <head>
   <meta charset="utf-8">
  <meta name=viewport content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no">
    <meta name=apple-mobile-web-app-capable content=yes>
    <meta name=apple-mobile-web-app-status-bar-style content=black>
    <meta name=apple-touch-fullscreen content=yes>
    <meta name=format-detection content="telephone=no">
    <meta name="title" content="超大图浏览" />
    <meta name="Collapse" content="false" />
    <meta name="direction" content="ltr" />
    <title>超大图浏览</title>
    <script type=text/javascript src=./../../static/js/ol.js></script>
    <script type=text/javascript src=./../../static/js/drive.js></script> 
</head>
{body}
</html>